我想了解JEE和J2EE之间的区别.我想这两者都是Java Enterprise开发工具或环境.但究竟是什么让他们与众不同？
我遇到了 spring boot hibernate 的问题：我在 MYSQL 中有 DATETIME 字段，我正在尝试加载到 Java 8 Spring boot。但是，它抛出异常：
>HHH000327: Error performing load command : org.hibernate.type.SerializationException: could not deserialize"
>
>2016-12-10 20:19:59.370[0;39m [32m INFO[0;39m [35m11192[0;39m [2m---[0;39m [2m[nio-9443-exec-4][0;39m [36mo.h.e.internal.DefaultLoadEventListener [0;39m [2m:[0;39m HHH000327: Error performing load command : org.hibernate.type.SerializationException: could not deserialize
[2m2016-12-10 20:19:59.376[0;39m [31mERROR[0;39m [35m11192[0;39m [2m---[0;39m [2m[nio-9443-exec-4][0;39m [36mo.a.c.c.C.[.[.[/].[dispatcherServlet] [0;39m [2m:[0;39m Servlet.service() for servlet [dispatcherServlet] in context with path [] threw exception [Request processing failed; nested exception is org.springframework.orm.jpa.JpaSystemException: could not deserialize; nested exception is org.hibernate.type.SerializationException: could not …